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Reptile [31]
3 years ago
6

Using a pair of compass only construct a triangle ABC such that AB=9cm, angle BAC=60° and angle ABC=45°

Mathematics
1 answer:
Leto [7]3 years ago
6 0

Answer:

AC=5.4 BC=7.2

Step-by-step explanation

180-60-45=75 degree

9/75=AC/45=BC/60

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48oz sprite for $1.39 or 32 oz dr. pepper for $0.89?
leonid [27]
Answer: Dr. Pepper


Divide 1.39 by 48. Then divide 0.89 by 32.
7 0
3 years ago
20% of what equals 1581.01
Zepler [3.9K]
If you rewrite this phrase to be an equation, with N representing the missing number, it would be:

20% x N = 1581.01 or 0.2N = 1581.01

This equation basically says 20% of what number equals 1581.01.

To get to the answer, divide both sides by 0.2. -->

0.2N ÷ 0.2 = 1581.01 ÷ 0.2 -->
N = 1581.01/0.2
N = 7905.05


6 0
3 years ago
1. Which inequality matches the graph?
Morgarella [4.7K]
I think first one is 5x+6 <=11 not 5x+6>=11
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6 0
3 years ago
F(x) = x2<br> What is f(x) + f(x) + f(x)?
DaniilM [7]

Answer:

3x²

General Formulas and Concepts:

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

  1. Brackets
  2. Parenthesis
  3. Exponents
  4. Multiplication
  5. Division
  6. Addition
  7. Subtraction
  • Left to Right<u> </u>

<u>Algebra I</u>

  • Terms/Coefficients
  • Functions
  • Function Notation

Step-by-step explanation:

<u>Step 1: Define</u>

[Given] f(x) = x²

[Solve] f(x) + f(x) + f(x)

<u>Step 2: Find</u>

  1. Combine like terms:                                                                                         3f(x)
  2. Substitute in function:                                                                                      3(x²)
  3. Multiply:                                                                                                             3x²
4 0
3 years ago
PLEASE HELP !! ILL GIVE BRAINLIEST !!
zhenek [66]

Answer:

BCF and GFC

EFC and DCF

because they are alternate

3 0
3 years ago
Read 2 more answers
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